OpenTechnical

OT-2026-000076810

Publication integrity record

Two bellows cup vacuum gripper, two outlet manifold, common isolation valve, two stage ejector, manifold pressure sensor, vented before set-down

This page is the evidence record. It changes as evidence arrives: a trusted timestamp, an independent retrieval, a custody deposit. The disclosure itself (/p/OT-2026-000076810) never changes.

Identity and time

Publication numberOT-2026-000076810 · never reused
Internal UUID01a0ae94-b070-7a0b-8573-8dc51997a24a · UUIDv7, RFC 9562
Publication timestamp2026-09-17T08:56:15.236414Z
Recorded by the publication infrastructure in UTC, not taken from the submission.
Canonical URLhttps://opentechnical.org/p/OT-2026-000076810
StatusPUBLIC

Content hashes

Canonical textabac64efa7d156817216a97fd00866a682abdf0d6096c2d8694521f2792b1286
Markdowncd151dfc3a6d5269a74337e0422b99a05710eb51abd13f06ab7de514b9118362
PDF
Publication page970a8d82f3f9cfff615ef72056de9e982180cfe1101efd5fe10a4b95ab4e94dc
Manifest55ed345506154c16f914555546b30092ab73c5a01c8a7ba5d7b2f40a7e9bbb46

SHA-256, lowercase hex, over the exact bytes of each published file. Every figure is hashed individually in the manifest.

Manifest signature

AlgorithmEd25519 · key OT-SIGN-2026-01 · Verified
SignatureJhPJ/hC3nhPIvQUn2IcEx9ZOT6QhEF0BqjhjFZdviI65hXcgUAlH6dWZ7cPSJC1MYA0P6nSPYBJPNoQKDSgyCw==
Public key/integrity/keys · every key we have ever used stays published

Trusted external timestamp

timestamp.digicert.com2026-09-17T09:07:03Z
batch OT-TS-2026-W38-022 · RFC 3161 token · inclusion proof
root 061e9ae86cc297cdce873398aaec3f72...

Independent retrieval

2026-09-17T10:09:40.747608ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076810
observed 970a8d82f3f9cfff615ef72056de9e98...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:40.730439ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076810/manifest.json
observed 55ed345506154c16f914555546b30092...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:40.709463ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076810/publication.md
observed cd151dfc3a6d5269a74337e0422b99a0...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139
2026-09-17T10:09:40.688587ZHTTP 200 · MATCH
https://opentechnical.org/p/OT-2026-000076810/publication.txt
observed abac64efa7d156817216a97fd00866a6...
fetched by instance-3.rotem.ai from 34.69.0.72, which resolved the name to 35.239.157.139

Requested from infrastructure separate from the publication system, over the public internet, with no credential. A MATCH means an ordinary internet client could fetch the publication and received exactly the bytes recorded above.

Independent archive

External archivePending Canonical URLs are submitted to an independent archive in batches.

A capture held by an outside archive is evidence that does not depend on OpenTechnical continuing to exist. It supplements the records above; it does not replace them.

Third-party custody

Custody packagePending Custody packages are produced weekly.